http://mcb.asm.org/content/4/11/2253.full.pdf
https://www.researchgate.net/profile/Michiel_Vos/publication/26235815_Vos_M_Why_do_bacteria_engage_in_homologous_recombination_Trends_Microbiol_17_226-232/links/09e4150a3743494070000000.pdf
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1206653/pdf/ge1402797.pdf
https://arxiv.org/abs/hep-lat/9608111
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2827677/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4059524/
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5125534/
http://www.jsvanleeuwen.com/inc/pdf/van_Leeuwen_2015_CSHP_intro.pdf
http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.517.8242&rep=rep1&type=pdf
https://academic.oup.com/nar/article/31/11/2952/1220264